#include <iostream>
#include "contacts.pb.h"

int main()
{
    {
        // 对一个联系人的信息使用PB进行序列化，并将结果打印出来
        contacts::PeopleInfo people;
        people.set_name("张三");
        people.set_age(20);
        std::string people_str;
        if (!people.SerializeToString(&people_str))
        {
            std::cerr << "序列化联系人失败" << std::endl;
            return -1;
        }
        std::cout << "序列化成功, 结果: " << people_str << std::endl;
    }

    {
        std::string people_str;

        // 对序列化后的内容使用PB进行反序列化，解析出联系人信息并打印出来。
        contacts::PeopleInfo people;
        if(!people.ParseFromString(people_str))
        {
            std::cerr << "序列化联系人失败 !" << std::endl;
            return -1;
        }
        std::cout << "反序列化成功! " << std::endl
                  << "姓名: " << people.name() << std::endl
                  << "年龄: " << people.age() << std::endl;
    }

    return 0;
}